Vulnerability in Microsoft Windows 10 Version 1607
CVE-2025-49751
Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network.
EPSS: 0.006 (68.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C.
Affected products
- Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
- Microsoft Windows 10 Version 1809 — versions 10.0.17763.0
- Microsoft Windows 10 Version 21h2 — versions 10.0.19044.0
- Microsoft Windows 10 Version 22h2 — versions 10.0.19045.0
- Microsoft Windows 11 Version 22h2 — versions 10.0.22621.0
- Microsoft Windows 11 Version 22h3 — versions 10.0.22631.0
- Microsoft Windows 11 Version 23h2 — versions 10.0.22631.0
- Microsoft Windows 11 Version 24h2 — versions 10.0.26100.0
- Microsoft Windows Server 2016 — versions 10.0.14393.0
- Microsoft Windows Server 2016 (Server Core Installation) — versions 10.0.14393.0
Weakness classification (CWE)
References
- Windows Hyper-V Denial of Service Vulnerability (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2025-49751?
- CVE-2025-49751 is a medium-severity vulnerability in Microsoft Windows 10 Version 1607, classified under CWE-820. CVSS score: 6.8/10. Published 2025-08-12.
- How severe is CVE-2025-49751?
- Medium severity. CVSS v3 base score is 6.8 out of 10.